Engineering

Options for Indoor Unit EDUS181520C
488 Options
Installation procedures of duct <Nominal diameter of duct : φ100>
Precaution
· All ducts must be completely insulated.
· Do not do the followings when installing duct.
2. Adhere the insulation for opening of unit to the opening.
(
Fig. 2
)
3. Install the duct flange with screws
(
M4×12
,
4 screws
)
to the opening and adhere the insulation
(
Fig. 3
)
2. After connection
,
wrap vinyl tape
(
field supply
)
around the duct connection to prevent
1. Connect the duct to the duct flange.
(
Flange fits inside the duct.
) (
Fig. 4
)
and hole of the indoor unit.
However
,
put the insulation so as not to conceal the screw hole of the indoor unit.
air leak.
Put the insulation to be suitable for the hole of the insulation
Fig. 4
Insulation
Duct flange
Insulation
A
)
To bend the duct excessively
Indoor unit
1
3
1
WRONG
Duct flange
Wrap the tape around the duct to avoid air leak.
2
(
M4×12
,
4screws
)
Screws
1
2
Fig. 3
Tape
Fig. 2
B
)
To bend the duct too many times
φ100 Duct
(
Field supply
)
WRONG
C
)
To reduce the duct diameter
WRONG
3
4
4
4
4
4
2P108307-1B